{"id":40645,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/metabolitos-secundarios-bioactivos-de-la-flora-medicinal-iberoamericana-piper-elongatum-copaifera-paupera-crossopetalum-tonduzii-y-maytenus-cuzcoina\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"metabolitos-secundarios-bioactivos-de-la-flora-medicinal-iberoamericana-piper-elongatum-copaifera-paupera-crossopetalum-tonduzii-y-maytenus-cuzcoina","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-medicas\/metabolitos-secundarios-bioactivos-de-la-flora-medicinal-iberoamericana-piper-elongatum-copaifera-paupera-crossopetalum-tonduzii-y-maytenus-cuzcoina\/","title":{"rendered":"Metabolitos secundarios bioactivos de la flora medicinal iberoamericana: piper elongatum, copaifera paupera, crossopetalum tonduzii y maytenus cuzcoina."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Benigna Mamani Tincusi <\/strong><\/h2>\n<p>De la parte a\u00e9rea de piper elongatum se aislaron doce metabolitos que hab\u00edan sido descritos previamente en la bibliograf\u00eda, cuyas estructuras corresponden a dihidrochalconas, flavonoides, fenilpropanos, isoprenil derivados del \u00e1cido p-hidroxibenzoico y un alcaloide am\u00eddico. Asimismo se aislaron seis metabolitos no descritos en la bibliograf\u00eda p-1 (2-metil-3- (2,4,5-trimetoxi-fenil)-oxirano), p-2 (1-etoxi&#8211;1-(2,4,5-trimetoxi-fenil)- propan-2-ol) p-3 (acido-3-(3,7-dimetil-octa 2e,6-dienil)-4-3-(3,7-dimetil-2e,6- octadienil)-benzoato del \u00e1cido 4-hidroxi-3-(3-metil-2-butenil)-5- (3-metil-3-hidroxi-2z-butenil)-benzoico) para el que proponemos el nombre de elongatina y el producto p-6 (1-(3-hidroxi-2z-en-butil)-2,5,5-trimetil-2-ciclopentenol).  del estudio de la resina de copaifera paupera se aislaron trece metabolitos que hab\u00edan sido descritos en la literatura qu\u00edmica de los cuales tres con estructura sesquiterp\u00e9nicas y diez diterpenos con esqueleto de labdano y de kaureno. Asimismo se aislaron tres diterpenos con esqueleto de labdano, como nuevos naturales a los que hemos denominado f-1 (metil \u00e9ster del \u00e1cido3-hidroxi- labda-8(17),13-dien-15-oico), f-2 (metil-\u00e9ster del \u00e1cido ent-lab-8(17),13-dien-19-ol-15-oico) y el producto de condensaci\u00f3n f-3 para el que proponemos el nombre de pauperol formado por dos unidades diterp\u00e9nicas.  del estudio de los frutos de m. Cuzcoina, (per\u00fa) se aislaron diez sesquiterpenos con esqueleto de dihidro-beta-agarofuran; de los cuales, dos sesquiterpenos hab\u00edan sido previamente descritos en la bibliograf\u00eda. Los ocho sesquiterpenos restantes resultaron ser nuevos en la literatura qu\u00edmica m-1 a m-6 presentaron un esqueleto polihidroxilico base de 2alfa,4beta-dihidroxi-celorbicol y los sesquiterpenos m-7 y m-8 un esqueleto de 3-deoxi-maytol.  de la parte a\u00e9rea de crossopetalum, tonduzii (panam\u00e1) se aislaron cincuenta y un sesquiterpenos con esqueleto de dihidro-beta-agarofurano, a los que h<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Metabolitos secundarios bioactivos de la flora medicinal iberoamericana: piper elongatum, copaifera paupera, crossopetalum tonduzii y maytenus cuzcoina.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Metabolitos secundarios bioactivos de la flora medicinal iberoamericana: piper elongatum, copaifera paupera, crossopetalum tonduzii y maytenus cuzcoina. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Benigna Mamani Tincusi <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Antonio Gonzalez Gonzalez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Rodriguez Luis <\/li>\n<li>josep Coll toledano (vocal)<\/li>\n<li>arturo San feliciano martin (vocal)<\/li>\n<li>basilio Valladares hernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Benigna Mamani Tincusi De la parte a\u00e9rea de piper elongatum se aislaron doce metabolitos que hab\u00edan sido [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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